There has been a passage of time since Vice President Kamala Harris had become the presumptive Democratic Party nominee by inter-party fiat. And we can see the significance of the passage of time during Friday’s Cuomo on NewsNation, when host Chris Cuomo clownishly suggested that he was unware that the Vice President was a “gaffe machine.” Perhaps with another passage of time, he’ll learn. He also questioned if America was too bigoted for a black woman to be …